Jade, Diamond and Platinum Ring; marquise cabochon cut Jade stone approx. 18.3 x 7mm flanked by three baguette diamonds approx 2.6 x 1.2 mm on either side, weighing .18 cts total weight and round single cut on either side total weight approx. .06 cts. The platinum setting is unmarked, size 5 1/4, minor abrasion to stone, 20thC.